<http://webisa.webdatacommons.org/208251799>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/208251799>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/410193808>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/208251799> .
<http://webisa.webdatacommons.org/208251799>	<http://www.w3.org/ns/prov#value>	"The bottom 20 may be made of (1) a single material, such as a flexible aluminum foil or polyester, or (2) a dual layer structure with an exterior surface 22 and a support surface 24." .